Yealink VCM38 Administrator's Guide

| Basic Settings | 120
Parameter Description Configuration Method
Time Zone
Configure the time zone. For
more information on available
time zone, refer to Time Zone.
Note: the default value is +8
China (Beijing).
Web user interface
Endpoint
CTP20/CTP18
NTP Primary Server/Primary
Server
Configure the NTP primary
server.
Default: pool.ntp.org.
Web user interface
Endpoint
CTP20/CTP18
NTP Secondary Server/
Secondary Server
Configure the NTP secondary
server.
Default: pool.ntp.org.
Web user interface
Endpoint
CTP20/CTP18
Synchronism (15~86400s)
Configure the interval (in
seconds) to update time and
date from the NTP server.
Default: 1000 seconds.
Web user interface
Configuring the DST
You can set Daylight Saving Time (DST) for the system according to the location. By default, the DST is set
to Automatic, so it can be adjusted automatically from the current time zone configuration.
Procedure
1. Do one of the following:
• On your web user interface, go to Setting > Date&Time.
• On your VCS, go to More > Settings > Basic > General > Date & Time.
For VP59, tap > Settings > Basic > General > Date & Time.
•
On your CTP20/CTP18, tap > Settings > Basic > General > Date & Time.

Yealink VCM38 Specifications

General

Type	Conference microphone
Noise reduction	Yes
Microphone frequency	100 - 16000 Hz
Microphone sensitivity	-45 dB
Microphone pick-up range	6 m
Number of microphone arrays	8
Maximum sound pressure level (1kHz)	100 dB
Device interface	RJ-45
Connectivity technology	Wired
Maximum operating distance	40 m
Mounting type	Ceiling
Product color	Silver
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 90 %
Number of products included	1 pc(s)
Harmonized System (HS) code	85181000
Power source	DC/PoE
Sustainability certificates	CE, Federal Communications Commission (FCC), REACH, RoHS

Weight and Dimensions

Width	127.3 mm
Height	66.3 mm